Re: [PATCH v4 4/5] userfaultfd: update documentation to describe /dev/userfaultfd

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To: Axel Rasmussen <axelrasmussen@xxxxxxxxxx>
Subject: Re: [PATCH v4 4/5] userfaultfd: update documentation to describe /dev/userfaultfd
From: Peter Xu <peterx@xxxxxxxxxx>
Date: Tue, 19 Jul 2022 17:23:41 -0400
Cc: Alexander Viro <viro@xxxxxxxxxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, "Dmitry V . Levin" <ldv@xxxxxxxxxxxx>, Gleb Fotengauer-Malinovskiy <glebfm@xxxxxxxxxxxx>, Hugh Dickins <hughd@xxxxxxxxxx>, Jan Kara <jack@xxxxxxx>, Jonathan Corbet <corbet@xxxxxxx>, Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>, Mike Kravetz <mike.kravetz@xxxxxxxxxx>, Mike Rapoport <rppt@xxxxxxxxxx>, Nadav Amit <namit@xxxxxxxxxx>, Shuah Khan <shuah@xxxxxxxxxx>, Suren Baghdasaryan <surenb@xxxxxxxxxx>, Vlastimil Babka <vbabka@xxxxxxx>, zhangyi <yi.zhang@xxxxxxxxxx>, linux-doc@xxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, linux-kselftest@xxxxxxxxxxxxxxx
In-reply-to: <20220719195628.3415852-5-axelrasmussen@google.com>
References: <20220719195628.3415852-1-axelrasmussen@google.com> <20220719195628.3415852-5-axelrasmussen@google.com>

On Tue, Jul 19, 2022 at 12:56:27PM -0700, Axel Rasmussen wrote:
> Explain the different ways to create a new userfaultfd, and how access
> control works for each way.
> 
> Signed-off-by: Axel Rasmussen <axelrasmussen@xxxxxxxxxx>

Acked-by: Peter Xu <peterx@xxxxxxxxxx>

-- 
Peter Xu

References:
- [PATCH v4 0/5] userfaultfd: add /dev/userfaultfd for fine grained access control
  - From: Axel Rasmussen
- [PATCH v4 4/5] userfaultfd: update documentation to describe /dev/userfaultfd
  - From: Axel Rasmussen

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